License Compliance Checker Skill

Automated verification of license compliance across all project dependencies to ensure legal compliance during migration activities.

Purpose

Enable comprehensive license compliance checking for:

• Dependency license identification
• Compatibility verification
• Copyleft license flagging
• Attribution requirement tracking
• Policy enforcement

Capabilities

1. License Identification

• Extract licenses from dependencies
• Parse SPDX identifiers
• Detect custom licenses
• Handle multi-license packages

2. Compatibility Checking

• Verify license compatibility
• Check against project license
• Identify conflicting licenses
• Map dependency license chains

3. Copyleft License Flagging

• Detect GPL/AGPL licenses
• Identify viral clauses
• Flag distribution implications
• Alert on copyleft in proprietary projects

4. Attribution Requirement Tracking

• Collect NOTICE requirements
• Track attribution obligations
• Generate attribution documents
• Monitor compliance completeness

5. Policy Enforcement

• Define allowed/blocked licenses
• Enforce organizational policies
• Generate compliance reports
• Track policy violations

6. Compliance Report Generation

• Create audit-ready reports
• Generate SBOM with licenses
• Produce attribution files
• Export compliance evidence

Tool Integrations

| Tool | Purpose | Integration Method | |------|---------|-------------------| | FOSSA | Full compliance platform | API | | WhiteSource | License scanning | API | | Black Duck | Comprehensive analysis | API | | license-checker | npm license checking | CLI | | licensee | License detection | CLI | | go-licenses | Go license checking | CLI | | pip-licenses | Python license checking | CLI |

Output Schema

json
{
  "analysisId": "string",
  "timestamp": "ISO8601",
  "projectLicense": "string",
  "dependencies": [
    {
      "name": "string",
      "version": "string",
      "license": "string",
      "spdxId": "string",
      "compatible": "boolean",
      "attributionRequired": "boolean",
      "riskLevel": "high|medium|low|none"
    }
  ],
  "compliance": {
    "status": "compliant|non-compliant|review-required",
    "violations": [],
    "warnings": [],
    "attributionNeeded": []
  },
  "sbom": {
    "format": "SPDX|CycloneDX",
    "path": "string"
  }
}

Integration with Migration Processes

• dependency-analysis-updates: License verification
• legacy-codebase-assessment: Compliance assessment

Related Skills

• dependency-scanner: Dependency discovery
• vulnerability-scanner: Security + compliance

Related Agents

• dependency-modernization-agent: License-safe updates
• compliance-migration-agent: Full compliance